.mask{
  position:absolute;
  top:0px;
  left:0px;
  width:100%;
  height:100%;
}
.dialog{
  border:1px solid rgb(15,127,214);
  user-select:none;
  position:relative;
  box-shadow:2px 2px 2px #ccc;
}
.titlebar{
  height:30px;
  background-color:#fff;
}
.title{
  line-height:30px;
  position:absolute;
  left:5px;
}
.close{
  width:30px;
  display:inline-block;
  text-align:center;
  line-height:30px;
  position:relative;
  left:390px;
}  
.close:hover{
  background-color:red;
  color:#fff
}
.main{
  box-sizing:border-box;
  background-color:rgb(241,241,241);
  padding:5px;
  overflow:hidden;
}


